t = h

Thank you for the opportunity to help you with your question!

1) n(t) =n0 2^t/a

n(1.5)=n0 2^1.5/a

2n0 =n02^1.5/a

2=2^1.5/a

a=1.5

so the equation becomes

n(t) =n0 2^t/1.5

2)so after t=20

n(20)=8*2^(20/1.5)

=82570

3)10000=8*2^(t/1.5)

log1250=t/1.5 log2

t=15.42

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